{"id":699,"date":"2009-09-14T10:10:26","date_gmt":"2009-09-14T10:10:26","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/09\/14\/analyse-de-levolution-du-parc-automobile-americain-impact-du-programme-cash-for-clunkers\/"},"modified":"2012-07-12T11:51:37","modified_gmt":"2012-07-12T11:51:37","slug":"analyse-de-levolution-du-parc-automobile-americain-impact-du-programme-cash-for-clunkers","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/09\/14\/analyse-de-levolution-du-parc-automobile-americain-impact-du-programme-cash-for-clunkers\/","title":{"rendered":"Analyse de l&rsquo;\u00e9volution du parc automobile am\u00e9ricain: impact du programme Cash for Clunkers"},"content":{"rendered":"<p>&#160;Les voitures et autres SUV&#039;s, pick-up ou 4X4 am\u00e9ricains consomment 10% du p\u00e9trole mondial sous forme d&#039;essence, hors \u00e9thanol. De l&#039;\u00e9volution du parc automobile am\u00e9ricain vont donc d\u00e9pendre pour une grande part l&#039;\u00e9volution de la demande pour cette ressource et le cheminement des cours du baril de brut. Il appara\u00eet donc important d&#039;identifier les param\u00e8tres qui vont agir qualitativement et quantitativement sur les caract\u00e9ristiques de ce parc. C&#039;est ce que fait l&#039;University of Michigan Transportation Research Institute. Ses chercheurs \u00e9tudient en particulier la variation au cours du temps de la consommation moyenne des v\u00e9hicules qui constitue avec le trafic moyen parcouru, la base de la consommation d&#039;essence am\u00e9ricaine. Leur \u00e9tude montre que l&#039;autonomie, en miles par gallon, des v\u00e9hicules de type &quot;light duty&quot; \u00e9volue fortement au gr\u00e9 des \u00e9v\u00e8nements \u00e9nerg\u00e9tiques et politiques (FIG.)<\/p>\n<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e20120a5c200b8970c-pi.jpg\"><\/a><a href=\"http:\/\/clabedan.typepad.com\/.a\/6a00d83451b18369e20120a56b674c970b-pi\"><img decoding=\"async\" alt=\"US-autonomy-cash-for-clunkers\" class=\"at-xid-6a00d83451b18369e20120a56b674c970b \" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e20120a56b674c970b-450wi.jpg\" \/><\/a>&#160;&#160; <\/p>\n<p>&#160;Cette courbe est int\u00e9ressante \u00e0 plus d&#039;un titre. Elle montre tout d&#039;abord au d\u00e9but de 2008, l&#039;impact&#160;de la mont\u00e9e des cours de l&#039;essence qui avaient atteint 4$ le gallon au mois de Mai, sur le comportement des acheteurs am\u00e9ricains. Elle montre le c\u00f4t\u00e9 r\u00e9versible du ph\u00e9nom\u00e8ne sur la deuxi\u00e8me moiti\u00e9 de l&#039;ann\u00e9e avec la d\u00e9crue des prix du carburant. En 2009 c&#039;est \u00e0 la fois l&#039;effet des prix des carburants et la mont\u00e9e du ch\u00f4mage qui selon les auteurs entra\u00eenerait les consommateurs \u00e0 acheter des v\u00e9hicules moins gourmands en carburant.<\/p>\n<p>&#160;Enfin cette \u00e9tude montre comment un programme de prime \u00e0 la casse d&#039;un mois qui a concern\u00e9 690 mille v\u00e9hicules peut agir de fa\u00e7on significative sur l&#039;acc\u00e9l\u00e9ration des comportements des consommateurs. Passer en deux mois d&#039;une consommation moyenne de 11 litres aux cent km \u00e0 une consommation de 10,5 litres\/100 montre l&#039;efficacit\u00e9 de la mesure que nous avions d\u00e9j\u00e0 soulign\u00e9e ici (<a href=\"http:\/\/www.leblogenergie.com\/2009\/08\/la-prime-%C3%A0-la-casse-am%C3%A9ricaine-permettra-d%C3%A9conomiser-une-demijourn%C3%A9e-par-an-de-consommation-dessence.html\" title=\"cash for clunker\">LIRE<\/a>).<\/p>\n<p>&#160;Dans les mois et les ann\u00e9es \u00e0 venir il est un param\u00e8tre encore plus important qui va agir sur le comportement des am\u00e9ricains: la Mode! En effet les nouveaux mod\u00e8les haut de gamme allemands ou japonais vont \u00eatre &quot;Smart and Green&quot;, le gros 4X4 va devenir ringard, r\u00e9serv\u00e9 au seul usage des &quot;red necks&quot;. Pouss\u00e9e par la bonne conscience \u00e9cologique il sera possible d&#039;assister \u00e0 une consommation am\u00e9ricaine du plus l\u00e9ger, du moins polluant, du plus \u00e9lectrique des v\u00e9hicules. Bouleversement culturel en route? Oui! Les Men in Black du Marketing des constructeurs mondiaux en ont d\u00e9cid\u00e9 ainsi.<\/p>\n<p><a href=\"http:\/\/deepblue.lib.umich.edu\/bitstream\/2027.42\/64025\/1\/102323.pdf\" target=\"_blank\" title=\"UMTRI\">LIRE<\/a> cette \u00e9tude de l&#039;UMTRI<\/p>\n<p>Le 14 Septembre 2009<\/p>\n<p>&#8211;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#160;Les voitures et autres SUV&#039;s, pick-up ou 4X4 am\u00e9ricains consomment 10% du p\u00e9trole mondial sous forme d&#039;essence, hors \u00e9thanol. De l&#039;\u00e9volution du parc automobile am\u00e9ricain vont donc d\u00e9pendre pour une grande part l&#039;\u00e9volution de la demande pour cette ressource et le cheminement des cours du baril de brut. Il appara\u00eet donc important d&#039;identifier les param\u00e8tres [&hellip;]<\/p>\n","protected":false},"author":341,"featured_media":20912,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,9],"tags":[],"class_list":["post-699","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-vehicules-ecologiques"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Analyse de l&#039;\u00e9volution du parc automobile am\u00e9ricain: impact du programme Cash for Clunkers - leblogenergie.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/09\/14\/analyse-de-levolution-du-parc-automobile-americain-impact-du-programme-cash-for-clunkers\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Analyse de l&#039;\u00e9volution du parc automobile am\u00e9ricain: impact du programme Cash for Clunkers - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"&#160;Les voitures et autres SUV&#039;s, pick-up ou 4X4 am\u00e9ricains consomment 10% du p\u00e9trole mondial sous forme d&#039;essence, hors \u00e9thanol. 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